I just got a new laptop and I reinstalled cygwin, selected bin for gcc-g++ and make, but now I can't seem to compile anything! I tried all the new stuff and even gfind, which has it's own compilation page on the wiki! I keep getting this error every time:

I think I answered this particular question here. Specifically, if you compile with the -O3 flag these errors should go away. You should be compiling with -O3 anyway, because it makes the program faster.

"-fopenmp" is a compiler flag for the GCC compiler. For other compilers you may need to do something different. Try googling how to compile OpenMP with your preferred compiler. If your compiler doesn't support OpenMP at all, then you can compile my new program (see here) by removing the two lines that say